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https://issues.apache.org/jira/browse/SOLR-5730?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15117104#comment-15117104
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Christine Poerschke commented on SOLR-5730:
-------------------------------------------
Have chosen
{code}
+ if (segmentTerminatedEarly != null) {
+ final Object existingSegmentTerminatedEarly =
rb.rsp.getResponseHeader().get(SolrQueryResponse.RESPONSE_HEADER_SEGMENT_TERMINATED_EARLY_KEY);
+ if(existingSegmentTerminatedEarly == null) {
+
rb.rsp.getResponseHeader().add(SolrQueryResponse.RESPONSE_HEADER_SEGMENT_TERMINATED_EARLY_KEY,
segmentTerminatedEarly);
+ } else if (!Boolean.TRUE.equals(existingSegmentTerminatedEarly) &&
Boolean.TRUE.equals(segmentTerminatedEarly)) {
+
rb.rsp.getResponseHeader().remove(SolrQueryResponse.RESPONSE_HEADER_SEGMENT_TERMINATED_EARLY_KEY);
+
rb.rsp.getResponseHeader().add(SolrQueryResponse.RESPONSE_HEADER_SEGMENT_TERMINATED_EARLY_KEY,
segmentTerminatedEarly);
+ }
+ }
{code}
as implementation for the {{existing OR new}} to avoid unnecessary
remove-and-then-add-back if {{existing}} is already TRUE.
> make Lucene's SortingMergePolicy and EarlyTerminatingSortingCollector
> configurable in Solr
> ------------------------------------------------------------------------------------------
>
> Key: SOLR-5730
> URL: https://issues.apache.org/jira/browse/SOLR-5730
> Project: Solr
> Issue Type: New Feature
> Reporter: Christine Poerschke
> Assignee: Christine Poerschke
> Priority: Minor
> Attachments: SOLR-5730-part1of2.patch, SOLR-5730-part1of2.patch,
> SOLR-5730-part2of2.patch, SOLR-5730-part2of2.patch
>
>
> *Example configuration (solrconfig.xml):*
> {noformat}
> <sortMerges enable="true">
> <str name="sort">timestamp desc</str>
> </sortMerges>
> {noformat}
> *Example use (EarlyTerminatingSortingCollector):*
> {noformat}
> &sort=timestamp+desc&segmentTerminateEarly=true
> {noformat}
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